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If -1 le [2x^2 -3] lt 2, then x belongs...

If `-1 le [2x^2 -3] lt 2`, then x belongs to

A

`-sqrt((5)/(2)) lt x le -1` only

B

` le x lt sqrt((5)/(2))` only

C

`- sqrt((5)/(2)) lr x le -1` or `1 le x le sqrt((5)/(2))`

D

`-1 le x le 1`

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The correct Answer is:
C
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AAKASH INSTITUTE-RELATIONS AND FUNCTIONS -Assignment (Section - B) Objective Type Questions (one option is correct)
  1. If f(x) = cos [pi]x + cos [pi x], where [y] is the greatest integer fu...

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  2. Range of function (1)/(3- sin 3x) is

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  3. If -1 le [2x^2 -3] lt 2, then x belongs to

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  4. Range of f(x) = (x+2)/(|x+2|)

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  5. If f(x) = log ((1+x)/(1-x)), then f((2x)/(1+x^(2))) is equal to

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  6. The domain of f(x) = log |x| + 1/sqrt|x| + 1/log|x| is R - A where A i...

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  7. The largest set of real values of x for which f(x)=sqrt((x + 2)(5-x))...

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  8. The domain of the function f(x) = (x^(2) + 1)/(ln (x^(2) + 1)) is

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  9. The domain of definition of the function f(x) = log(3//2) log(1//2) lo...

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  10. The domain of the function f(x) = sqrt(log(10) cos (2pi x)) is

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  11. Domain of log([x+1]) (x-1) is ( [.] represents greatest integer func...

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  12. Range of the f(x) = (e^(x) - 1)/(e^(x) + 1)

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  13. The domain of the function f(x)=sqrt(x^2-[x]^2) , where [x] is the gre...

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  14. The domain of the function f(x)=sqrt(x-sqrt(1-x^2)) is

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  15. The range of f(x) = 2+2x +x^(2) is

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  16. The range of the expression 2^(x) + 2^(-x) + 3^(x) + 3^(-x) for x in R...

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  17. Let [], and {} denotes the greatest integer function and fractional fu...

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  18. The range of the function y = f(x) if (34)^(x) + (34)^(y) = 34 equals

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  19. The domain of the function f(x) = (x^(2) -x)/(x^(2) + 2x + 1) is

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  20. Which of the following is a function ?

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